?????????????? ???????? WY789 ?????? ??? ???????? ?????????????????? ??????? ?????? . ??????? ??????????????? ????????? ???????????????? ??? ?????????. WY789 ????? ???????????????? ???????? ????? ?????????? ??????????? ????? WY789 ?? ?????????? ????????????? ??????????? ??????????????? WY789 : ???????? ????????????? ??????????????